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North America Weekly Snow Roundup #297
Weekly Snow News for North America, updated 15 January 2026: California nears full opening after seven-foot storms, while Rockies and Northeast enjoy long-awaited midwinter snow.
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Osa at 700 m altitude
Issued by Snow-Forecast.com at: 2 pm (local time) / 18 Jan 2026
Now
Sun 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | |  | | | | | | | | | | |
clear | clear | clear | light rain | light snow | light snow | light snow | snow shwrs | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | light snow | |
km/h | |||||||||||||||||
Snow map |  |  |  |  |  |  | |||||||||||
— | — | — | — | — | 1 | — | — | 1 | — | 1 | — | — | — | — | — | 1 | |
— | — | — | 1 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 10 | 5 | 9 | 7 | 4 | -2 | -2 | -4 | -1 | -2 | -5 | -5 | -5 | -5 | -3 | -2 | -2 |
min °C | 5 | 4 | 6 | 5 | 0 | -3 | -4 | -5 | -3 | -4 | -6 | -6 | -6 | -6 | -5 | -3 | -4 |
3 | 1 | 3 | 2 | -6 | -9 | -10 | -10 | -10 | -13 | -16 | -16 | -16 | -15 | -14 | -10 | -11 | |
48 | 60 | 51 | 76 | 92 | 91 | 85 | 76 | 84 | 78 | 78 | 77 | 75 | 78 | 79 | 75 | 84 | |
2400 | 2300 | 2100 | 1650 | 1050 | 300 | 350 | 0 | 300 | 350 | 0 | 0 | 0 | 0 | 0 | 350 | 400 | |
 | — | — | 7:16 | — | — | 7:16 | — | — | 7:16 | — | — | 7:15 | — | — | 7:15 | — | — |
 | 5:24 | — | — | 5:25 | — | — | 5:27 | — | — | 5:28 | — | — | 5:29 | — | — | 5:30 | — |
Next 0-3 days weather summary:
Light rain (total 4.0mm) at first, then becoming colder with a dusting of snow on Tue morning. Freeze-thaw conditions (max 10°C on Sun afternoon, min -5°C on Tue night). Winds increasing (light winds from the WSW on Sun afternoon, fresh winds from the WNW by Wed morning).
Next 4-6 days weather summary:
A light covering of new snow, mostly falling on Sat morning. Temperatures will be below freezing (max -2°C on Wed afternoon, min -6°C on Wed night). Winds decreasing (strong winds from the WNW on Wed night, moderate winds from the W by Fri night).
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Latest snow reports near Osa:
Osa Snow Conditions
| Top snow depth: | — |
|---|---|
| Bottom snow depth: | — |
| Fresh snowfall depth: | — |
| Last snowfall: | 11 Jan 2026 |
| Snow Alerts | Create Alert |
Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
Snow History
Week 3 of January has on average:
0.3 | Bluebird Powder days Fresh snow, mostly sunny, light wind. |
|---|---|
1.3 | Powder days Fresh snow, limited sun, any wind. |
0.3 | Bluebird days Average snow, mostly sunny, light wind. |
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Other resorts in Japan - Hiroshima are reporting: powder (0) / good piste (0)
The above table gives the weather forecast for Osa at the specific elevation of 700 m. Our sophisticated weather models allow us to provide snow forecasts for the top, middle and bottom ski stations of Osa. To access the weather forecasts for the other elevations, use the tab navigation above the table. For a wider view of the weather, check out the Weather Map of Japan.
Click here to read further information on freezing levels and how we forecast our temperatures.
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